sagniknitr / warpFlow

Optical flow using warping and energy minimization techniques

warpFlow

Optical flow using warping and energy minimization techniques

Playing with Parameters

Original Parameters

alpha	pyramid scale	min width	outer iter	inner iter	sor iter	RGB/Gray
0.011	0.75	20	7	1	30	0

Finished Processing Time Taken: 7.39 seconds for image of size (480, 640, 3)

Middlebury dataset	Average AE	R1.0	R3.0	R5.0	A50	A75	A95
Urban2	2.788123	41.16569	16.96549	9.8418	0.63827	2.05376	10.42582
RubberWhale	4.587802	59.93093	19.80042	12.9125	1.23051	2.33691	18.49122
Grove3	6.124448	60.62402	29.27897	20.40007	1.38861	3.7717	25.84034
Dimetrodon	3.5564358	79.54499	44.42406	23.72903	2.60643	4.84857	9.79722
Hydrangea	2.3159814	29.29121	17.81146	11.78299	0.60361	1.59563	10.48321
Urban3	7.509062	31.05208	20.24674	19.07747	0.52039	1.41858	50.86626
Venus	7.3363495	89.0614	40.15664	18.52005	2.43019	3.77595	13.1407
Grove2	2.3949218	47.09538	10.45215	6.87109	0.94398	1.58859	7.9697

Average AE across dataset 4.576640367507935

|--------------------|------------|----------|----------|---------|---------|---------|---------|

Middlebury dataset	Average EE	R0.1	R0.5	R2.0	A50	A75	A95
Urban2	0.35632402	40.93359	9.56836	3.71777	0.0821	0.16598	1.21204
RubberWhale	0.13686846	19.50262	5.04373	1.34996	0.04286	0.07741	0.50609
Grove3	0.66983014	56.1569	23.39518	8.6276	0.12516	0.44404	4.22607
Dimetrodon	0.19025294	61.90158	7.914	0.00834	0.13091	0.24685	0.5884
Hydrangea	0.18256375	30.79986	8.67074	1.01695	0.05039	0.16833	0.73727
Urban3	0.8207968	54.87793	27.7487	8.68197	0.12286	0.77024	4.37185
Venus	0.43895015	88.01441	13.94048	4.44048	0.21331	0.33509	1.63476
Grove2	0.1628243	27.7487	5.36947	1.42057	0.06622	0.10826	0.55855
--------------------	------------	----------	----------	---------	---------	---------	---------

Average EE across dataset 0.38976073682308197

TEST ANALOG 2 ( Increase inner iterations, increase alpha, increase pyramid scale)

alpha	pyramid scale	min width	outer iter	inner iter	sor iter	RGB/Gray
0.1	0.9	20	7	7	30	0

Finished Processing Time Taken: 116.29 seconds for image of size (480, 640, 3)

Middlebury dataset	Average AE	R1.0	R3.0	R5.0	A50	A75	A95
Urban2	25.415655	72.17904	56.33203	49.59928	4.82735	21.00697	121.30746
RubberWhale	9.922485	83.64982	54.14585	32.5842	3.21138	7.26625	52.55441
Grove3	10.658092	83.87826	57.09473	43.92285	3.94593	9.57401	75.47273
Dimetrodon	8.285472	95.00973	71.52813	57.78565	6.27348	11.29189	23.98672
Hydrangea	3.4908392	64.79604	27.75091	17.13224	1.49056	3.36707	15.36523
Urban3	23.570948	83.62663	62.38021	45.60612	4.12834	8.82684	131.59241
Venus	10.3737	89.16729	45.52005	24.25627	2.72268	4.8853	118.90795
Grove2	6.261554	74.57031	44.72135	35.65332	2.31241	8.05277	18.25334

Average AE across dataset 12.247343093156815

Middlebury dataset	Average EE	R0.1	R0.5	R2.0	A50	A75	A95
Urban2	1.788162	89.51139	59.51432	28.68229	0.7126	2.75689	7.5882
RubberWhale	0.32519668	54.46742	13.7745	4.1315	0.11364	0.26513	1.84043
Grove3	1.3100804	78.48405	51.18652	21.63021	0.53333	1.80437	5.51592
Dimetrodon	0.4164821	87.47243	28.91067	0.1302	0.32094	0.54888	1.11705
Hydrangea	0.35684592	69.31917	14.88768	2.59315	0.1542	0.30323	1.27689
Urban3	3.7436378	88.45117	69.78255	61.34928	2.85663	6.22901	9.62159
Venus	0.7316697	86.73935	31.3797	8.09085	0.25432	0.78739	4.3833
Grove2	0.39169624	63.25716	24.59831	3.0319	0.16767	0.49371	1.10404

Average EE across dataset 1.1329713575541973

TEST ANALOG 3 (Reduce pyramid scale | Reduce min width)

alpha	pyramid scale	min width	outer iter	inner iter	sor iter	RGB/Gray
0.02	0.3	20	7	1	30	0

Finished Processing Time Taken: 7.07 seconds for image of size (480, 640, 3)

Middlebury dataset	Average AE	R1.0	R3.0	R5.0	A50	A75	A95
Urban2	17.922949	99.86654	91.69336	77.40332	11.61107	20.70806	59.83025
RubberWhale	13.85937	95.75279	76.92066	65.87209	8.71881	15.49661	50.36643
Grove3	17.279848	98.14421	91.04818	86.4248	13.89618	19.67545	39.75967
Dimetrodon	26.493235	99.71828	97.97007	96.41785	25.29531	36.20542	44.7334
Hydrangea	14.806516	99.63819	97.21697	94.20581	14.72799	15.38791	24.38532
Urban3	27.55642	99.97461	99.82845	94.56608	10.75666	17.35813	156.54589
Venus	19.720602	99.97494	99.62093	98.84336	13.47635	17.15368	40.34777
Grove2	20.1571	99.99805	99.9834	99.95605	19.02946	22.68728	30.53881

Average AE across dataset 19.724504947662354

Middlebury dataset	Average EE	R0.1	R0.5	R2.0	A50	A75	A95
Urban2	2612.4644	99.08561	92.31934	87.63574	69.97058	2998.74689	11995.84805
RubberWhale	1.2264806	80.727	41.37014	12.12181	0.36721	0.85364	4.15514
Grove3	405.7128	91.41016	84.74772	77.32878	27.67462	171.92622	797.69281
Dimetrodon	28.802628	98.98434	95.11074	88.58076	19.37083	51.59899	74.77629
Hydrangea	398.6386	98.42427	90.44787	85.04808	555.97519	674.2748	719.954
Urban3	2308.847	99.98372	99.7806	99.15007	884.44882	2103.51703	7993.75383
Venus	163.61049	99.68672	96.63722	87.33459	18.58005	45.09319	153.11384
Grove2	108.51198	99.99967	99.97949	99.78548	16.87617	135.44563	480.00854

Average EE across dataset 753.4767830520868

TEST ANALOG 4 ( increase alpha | increase pyramid scale | Reduce min width)

alpha	pyramid scale	min width	outer iter	inner iter	sor iter	RGB/Gray
0.02	0.8	10	7	1	30	0

Finished Processing Time Taken: 9.88 seconds for image of size (480, 640, 3)

Middlebury dataset	Average AE	R1.0	R3.0	R5.0	A50	A75	A95
Urban2	3.3966296	46.3099	22.77018	14.10677	0.82115	2.68542	13.58149
RubberWhale	5.6972513	64.69391	22.66628	16.10306	1.34188	2.63022	29.51442
Grove3	6.534391	62.19824	29.08333	21.34635	1.41748	3.82724	28.19518
Dimetrodon	4.239312	79.57835	52.94134	33.68733	3.28375	6.17528	10.97356
Hydrangea	2.3090353	34.38445	16.80679	10.91294	0.72443	1.63437	9.89828
Urban3	13.31261	33.80241	21.15951	19.58301	0.60523	1.56047	95.30946
Venus	7.7949677	89.69236	36.6015	19.16291	2.41865	4.01465	11.89348
Grove2	2.8202114	51.15918	16.57194	9.74023	1.02029	1.90721	9.63943

Average AE across dataset 5.763051003217697

Middlebury dataset	Average EE	R0.1	R0.5	R2.0	A50	A75	A95
Urban2	0.44740972	52.33171	13.95052	5.46484	0.10621	0.22594	2.41877
RubberWhale	0.17579742	22.6461	8.28318	1.67153	0.04558	0.08756	0.93647
Grove3	0.7476732	57.49056	27.26367	10.25618	0.1425	0.58952	4.59474
Dimetrodon	0.22215746	65.49254	10.5917	0.0139	0.1591	0.30538	0.65366
Hydrangea	0.18776187	34.90874	8.29476	1.08544	0.06212	0.15898	0.7348
Urban3	1.130463	60.97689	30.95866	16.25846	0.16027	1.00559	5.58408
Venus	0.4767087	86.99123	16.8985	4.84524	0.21473	0.33024	1.8986
Grove2	0.18370633	31.67155	6.13281	1.70605	0.06558	0.13166	0.62501

Average EE across dataset 0.4464597161859274

TEST CASE ANALOG 5 (increase alpha | increase pyramid scale | increase min width )

alpha	pyramid scale	min width	outer iter	inner iter	sor iter	RGB/Gray
0.02	0.8	30	7	1	30	0

Finished Processing Time Taken: 9.56 seconds for image of size (480, 640, 3)

Middlebury dataset	Average AE	R1.0	R3.0	R5.0	A50	A75	A95
Urban2	3.3955085	46.3112	22.74577	14.09277	0.82115	2.68418	13.5833
RubberWhale	5.6972513	64.69391	22.66628	16.10306	1.34188	2.63022	29.51442
Grove3	6.53439	62.19792	29.08333	21.34635	1.41755	3.82728	28.19518
Dimetrodon	4.2393126	79.57835	52.9418	33.68687	3.28372	6.17518	10.97356
Hydrangea	2.3090353	34.38586	16.80679	10.91294	0.72443	1.63437	9.89828
Urban3	13.307316	33.80176	21.15723	19.58301	0.60523	1.56047	95.22421
Venus	7.796229	89.68985	36.60276	19.16416	2.41865	4.01472	11.89531
Grove2	2.8202102	51.15918	16.57194	9.74023	1.02029	1.90721	9.63943

Average AE across dataset 5.762406587600708

Middlebury dataset	Average EE	R0.1	R0.5	R2.0	A50	A75	A95
Urban2	0.4468546	52.33333	13.95117	5.46257	0.10621	0.22596	2.41285
RubberWhale	0.17579743	22.6461	8.28318	1.67153	0.04558	0.08756	0.93647
Grove3	0.7476733	57.49056	27.26367	10.25618	0.1425	0.58952	4.59474
Dimetrodon	0.22215752	65.49254	10.5917	0.0139	0.1591	0.30538	0.65365
Hydrangea	0.18776187	34.90874	8.29476	1.08544	0.06212	0.15898	0.7348
Urban3	1.1303402	60.97624	30.95638	16.25879	0.16027	1.00564	5.58377
Venus	0.47675982	86.9906	16.8985	4.84712	0.21473	0.33024	1.89971
Grove2	0.18370628	31.67155	6.13281	1.70605	0.06558	0.13166	0.62501

Average EE across dataset 0.44638137705624104

TEST CASE ANALOG 6 (Original parameters | increase min width)

alpha	pyramid scale	min width	outer iter	inner iter	sor iter	RGB/Gray
0.011	0.75	30	7	1	30	0

Finished Processing Time Taken: 7.24 seconds for image of size (480, 640, 3)

Middlebury dataset	Average AE	R1.0	R3.0	R5.0	A50	A75	A95
Urban2	2.7882957	41.16634	16.96712	9.84505	0.63827	2.05369	10.42709
RubberWhale	4.588147	59.926	19.78338	12.91071	1.23035	2.33655	18.51764
Grove3	6.123547	60.6237	29.28288	20.39811	1.38804	3.77142	25.84034
Dimetrodon	3.556438	79.54406	44.42359	23.7295	2.60639	4.84857	9.7973
Hydrangea	2.3159864	29.29073	17.81146	11.78299	0.60361	1.59563	10.48321
Urban3	7.503974	31.07129	20.25065	19.0765	0.52039	1.42038	50.84129
Venus	7.33535	89.05952	40.1604	18.52193	2.43039	3.77601	13.15695
Grove2	2.3947678	47.0957	10.45312	6.87174	0.94409	1.58868	7.97129

Average AE across dataset 4.575813263654709

Middlebury dataset	Average EE	R0.1	R0.5	R2.0	A50	A75	A95
Urban2	0.35638303	40.93327	9.56999	3.71842	0.0821	0.16599	1.21302
RubberWhale	0.13687348	19.495	5.04462	1.34996	0.04285	0.07738	0.50612
Grove3	0.66993964	56.1569	23.3916	8.62793	0.12516	0.44395	4.22095
Dimetrodon	0.19025308	61.90251	7.914	0.00834	0.13091	0.24685	0.58841
Hydrangea	0.1825642	30.79986	8.67074	1.01695	0.05039	0.16833	0.73728
Urban3	0.8203249	54.88444	27.74772	8.67806	0.12292	0.77073	4.36792
Venus	0.43893436	88.01441	13.94298	4.4411	0.21332	0.3351	1.63476
Grove2	0.16281322	27.75033	5.36947	1.41992	0.06622	0.10826	0.55855

Average EE across dataset 0.36976073682308197